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require 'isolation/abstract_unit'
module ApplicationTests
class RoutingTest < Test::Unit::TestCase
include ActiveSupport::Testing::Isolation
def setup
build_app
boot_rails
require 'rack/test'
extend Rack::Test::Methods
end
def teardown
teardown_app
end
def simple_controller
controller :expires, <<-RUBY
class ExpiresController < ApplicationController
def expires_header
expires_in 10, :public => !params[:private]
render :text => SecureRandom.hex(16)
end
def expires_etag
render_conditionally(:etag => "1")
end
def expires_last_modified
$last_modified ||= Time.now.utc
render_conditionally(:last_modified => $last_modified)
end
def keeps_if_modified_since
render :text => request.headers['If-Modified-Since']
end
private
def render_conditionally(headers)
if stale?(headers.merge(:public => !params[:private]))
render :text => SecureRandom.hex(16)
end
end
end
RUBY
app_file 'config/routes.rb', <<-RUBY
AppTemplate::Application.routes.draw do
match ':controller(/:action)'
end
RUBY
end
def test_cache_keeps_if_modified_since
simple_controller
expected = "Wed, 30 May 1984 19:43:31 GMT"
get "/expires/keeps_if_modified_since", {}, "HTTP_IF_MODIFIED_SINCE" => expected
assert_equal 200, last_response.status
assert_equal expected, last_response.body, "cache should have kept If-Modified-Since"
end
def test_cache_is_disabled_in_dev_mode
simple_controller
app("development")
get "/expires/expires_header"
assert_nil last_response.headers['X-Rack-Cache']
body = last_response.body
get "/expires/expires_header"
assert_nil last_response.headers['X-Rack-Cache']
assert_not_equal body, last_response.body
end
def test_cache_works_with_expires
simple_controller
get "/expires/expires_header"
assert_equal "miss, store", last_response.headers["X-Rack-Cache"]
assert_equal "max-age=10, public", last_response.headers["Cache-Control"]
body = last_response.body
get "/expires/expires_header"
assert_equal "fresh", last_response.headers["X-Rack-Cache"]
assert_equal body, last_response.body
end
def test_cache_works_with_expires_private
simple_controller
get "/expires/expires_header", :private => true
assert_equal "miss", last_response.headers["X-Rack-Cache"]
assert_equal "private, max-age=10", last_response.headers["Cache-Control"]
body = last_response.body
get "/expires/expires_header", :private => true
assert_equal "miss", last_response.headers["X-Rack-Cache"]
assert_not_equal body, last_response.body
end
def test_cache_works_with_etags
simple_controller
get "/expires/expires_etag"
assert_equal "miss, store", last_response.headers["X-Rack-Cache"]
assert_equal "public", last_response.headers["Cache-Control"]
body = last_response.body
etag = last_response.headers["ETag"]
get "/expires/expires_etag", {}, "If-None-Match" => etag
assert_equal "stale, valid, store", last_response.headers["X-Rack-Cache"]
assert_equal body, last_response.body
end
def test_cache_works_with_etags_private
simple_controller
get "/expires/expires_etag", :private => true
assert_equal "miss", last_response.headers["X-Rack-Cache"]
assert_equal "must-revalidate, private, max-age=0", last_response.headers["Cache-Control"]
body = last_response.body
etag = last_response.headers["ETag"]
get "/expires/expires_etag", {:private => true}, "If-None-Match" => etag
assert_equal "miss", last_response.headers["X-Rack-Cache"]
assert_not_equal body, last_response.body
end
def test_cache_works_with_last_modified
simple_controller
get "/expires/expires_last_modified"
assert_equal "miss, store", last_response.headers["X-Rack-Cache"]
assert_equal "public", last_response.headers["Cache-Control"]
body = last_response.body
last = last_response.headers["Last-Modified"]
get "/expires/expires_last_modified", {}, "If-Modified-Since" => last
assert_equal "stale, valid, store", last_response.headers["X-Rack-Cache"]
assert_equal body, last_response.body
end
def test_cache_works_with_last_modified_private
simple_controller
get "/expires/expires_last_modified", :private => true
assert_equal "miss", last_response.headers["X-Rack-Cache"]
assert_equal "must-revalidate, private, max-age=0", last_response.headers["Cache-Control"]
body = last_response.body
last = last_response.headers["Last-Modified"]
get "/expires/expires_last_modified", {:private => true}, "If-Modified-Since" => last
assert_equal "miss", last_response.headers["X-Rack-Cache"]
assert_not_equal body, last_response.body
end
end
end
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